Make intent broadcasts in "am" synchronous (they wait until exit).

Clean up error handling and reporting in "am".
Make the usage message for "am" more informative.

Make it easier to turn on logging in GoogleHttpClient.

1 files changed, 261 insertions, 305 deletions

diff --git a/cmds/am/src/com/android/commands/am/Am.java b/cmds/am/src/com/android/commands/am/Am.java
index 3782136..0b4f25e 100644
--- a/cmds/am/src/com/android/commands/am/Am.java
+++ b/cmds/am/src/com/android/commands/am/Am.java
@@ -23,16 +23,19 @@ import android.app.IActivityManager;
 import android.app.IInstrumentationWatcher;
 import android.app.Instrumentation;
 import android.content.ComponentName;
+import android.content.IIntentReceiver;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.ParcelFileDescriptor;
 import android.os.RemoteException;
 import android.os.ServiceManager;
+import android.util.AndroidException;
 import android.view.IWindowManager;
 
 import java.io.File;
 import java.io.FileNotFoundException;
+import java.net.URISyntaxException;
 import java.util.Iterator;
 import java.util.Set;
 
@@ -45,16 +48,29 @@ public class Am {
 
     private boolean mDebugOption = false;
 
+    // These are magic strings understood by the Eclipse plugin.
+    private static final String FATAL_ERROR_CODE = "Error type 1";
+    private static final String NO_SYSTEM_ERROR_CODE = "Error type 2";
+    private static final String NO_CLASS_ERROR_CODE = "Error type 3";
+
     /**
      * Command-line entry point.
      *
      * @param args The command-line arguments
      */
     public static void main(String[] args) {
-        (new Am()).run(args);
+        try {
+            (new Am()).run(args);
+        } catch (IllegalArgumentException e) {
+            showUsage();
+            System.err.println("Error: " + e.getMessage());
+        } catch (Exception e) {
+            System.err.println(e.toString());
+            System.exit(1);
+        }
     }
 
-    private void run(String[] args) {
+    private void run(String[] args) throws Exception {
         if (args.length < 1) {
             showUsage();
             return;
@@ -62,16 +78,14 @@ public class Am {
 
         mAm = ActivityManagerNative.getDefault();
         if (mAm == null) {
-            System.err.println("Error type 2");
-            System.err.println("Error: Unable to connect to activity manager; is the system running?");
-            showUsage();
-            return;
+            System.err.println(NO_SYSTEM_ERROR_CODE);
+            throw new AndroidException("Can't connect to activity manager; is the system running?");
         }
 
         mArgs = args;
-
         String op = args[0];
         mNextArg = 1;
+
         if (op.equals("start")) {
             runStart();
         } else if (op.equals("instrument")) {
@@ -81,13 +95,11 @@ public class Am {
         } else if (op.equals("profile")) {
             runProfile();
         } else {
-            System.err.println("Error: Unknown command: " + op);
-            showUsage();
-            return;
+            throw new IllegalArgumentException("Unknown command: " + op);
         }
     }
 
-    private Intent makeIntent() {
+    private Intent makeIntent() throws URISyntaxException {
         Intent intent = new Intent();
         boolean hasIntentInfo = false;
 
@@ -95,186 +107,146 @@ public class Am {
         Uri data = null;
         String type = null;
 
-        try {
-            String opt;
-            while ((opt=nextOption()) != null) {
-                if (opt.equals("-a")) {
-                    intent.setAction(nextOptionData());
-                    hasIntentInfo = true;
-                } else if (opt.equals("-d")) {
-                    data = Uri.parse(nextOptionData());
-                    hasIntentInfo = true;
-                } else if (opt.equals("-t")) {
-                    type = nextOptionData();
-                    hasIntentInfo = true;
-                } else if (opt.equals("-c")) {
-                    intent.addCategory(nextOptionData());
-                    hasIntentInfo = true;
-                } else if (opt.equals("-e") || opt.equals("--es")) {
-                    String key = nextOptionData();
-                    String value = nextOptionData();
-                    intent.putExtra(key, value);
-                    hasIntentInfo = true;
-                } else if (opt.equals("--ei")) {
-                    String key = nextOptionData();
-                    String value = nextOptionData();
-                    intent.putExtra(key, Integer.valueOf(value));
-                    hasIntentInfo = true;
-                } else if (opt.equals("--ez")) {
-                    String key = nextOptionData();
-                    String value = nextOptionData();
-                    intent.putExtra(key, Boolean.valueOf(value));
-                    hasIntentInfo = true;
-                } else if (opt.equals("-n")) {
-                    String str = nextOptionData();
-                    ComponentName cn = ComponentName.unflattenFromString(str);
-                    if (cn == null) {
-                        System.err.println("Error: Bad component name: " + str);
-                        showUsage();
-                        return null;
-                    }
-                    intent.setComponent(cn);
-                    hasIntentInfo = true;
-                } else if (opt.equals("-f")) {
-                    String str = nextOptionData();
-                    intent.setFlags(Integer.decode(str).intValue());
-                } else if (opt.equals("-D")) {
-                    mDebugOption = true;
-                } else {
-                    System.err.println("Error: Unknown option: " + opt);
-                    showUsage();
-                    return null;
-                }
+        String opt;
+        while ((opt=nextOption()) != null) {
+            if (opt.equals("-a")) {
+                intent.setAction(nextArgRequired());
+                hasIntentInfo = true;
+            } else if (opt.equals("-d")) {
+                data = Uri.parse(nextArgRequired());
+                hasIntentInfo = true;
+            } else if (opt.equals("-t")) {
+                type = nextArgRequired();
+                hasIntentInfo = true;
+            } else if (opt.equals("-c")) {
+                intent.addCategory(nextArgRequired());
+                hasIntentInfo = true;
+            } else if (opt.equals("-e") || opt.equals("--es")) {
+                String key = nextArgRequired();
+                String value = nextArgRequired();
+                intent.putExtra(key, value);
+                hasIntentInfo = true;
+            } else if (opt.equals("--ei")) {
+                String key = nextArgRequired();
+                String value = nextArgRequired();
+                intent.putExtra(key, Integer.valueOf(value));
+                hasIntentInfo = true;
+            } else if (opt.equals("--ez")) {
+                String key = nextArgRequired();
+                String value = nextArgRequired();
+                intent.putExtra(key, Boolean.valueOf(value));
+                hasIntentInfo = true;
+            } else if (opt.equals("-n")) {
+                String str = nextArgRequired();
+                ComponentName cn = ComponentName.unflattenFromString(str);
+                if (cn == null) throw new IllegalArgumentException("Bad component name: " + str);
+                intent.setComponent(cn);
+                hasIntentInfo = true;
+            } else if (opt.equals("-f")) {
+                String str = nextArgRequired();
+                intent.setFlags(Integer.decode(str).intValue());
+            } else if (opt.equals("-D")) {
+                mDebugOption = true;
+            } else {
+                System.err.println("Error: Unknown option: " + opt);
+                showUsage();
+                return null;
             }
-        } catch (RuntimeException ex) {
-            System.err.println("Error: " + ex.toString());
-            showUsage();
-            return null;
         }
         intent.setDataAndType(data, type);
 
         String uri = nextArg();
         if (uri != null) {
-            try {
-                Intent oldIntent = intent;
-                try {
-                    intent = Intent.getIntent(uri);
-                } catch (java.net.URISyntaxException ex) {
-                    System.err.println("Bad URI: " + uri);
-                    showUsage();
-                    return null;
-                }
-                if (oldIntent.getAction() != null) {
-                    intent.setAction(oldIntent.getAction());
-                }
-                if (oldIntent.getData() != null || oldIntent.getType() != null) {
-                    intent.setDataAndType(oldIntent.getData(), oldIntent.getType());
-                }
-                Set cats = oldIntent.getCategories();
-                if (cats != null) {
-                    Iterator it = cats.iterator();
-                    while (it.hasNext()) {
-                        intent.addCategory((String)it.next());
-                    }
+            Intent oldIntent = intent;
+            intent = Intent.getIntent(uri);
+            if (oldIntent.getAction() != null) {
+                intent.setAction(oldIntent.getAction());
+            }
+            if (oldIntent.getData() != null || oldIntent.getType() != null) {
+                intent.setDataAndType(oldIntent.getData(), oldIntent.getType());
+            }
+            Set cats = oldIntent.getCategories();
+            if (cats != null) {
+                Iterator it = cats.iterator();
+                while (it.hasNext()) {
+                    intent.addCategory((String)it.next());
                 }
-            } catch (RuntimeException ex) {
-                System.err.println("Error creating from URI: " + ex.toString());
-                showUsage();
-                return null;
             }
-        } else if (!hasIntentInfo) {
-            System.err.println("Error: No intent supplied");
-            showUsage();
-            return null;
+            hasIntentInfo = true;
         }
 
+        if (!hasIntentInfo) throw new IllegalArgumentException("No intent supplied");
         return intent;
     }
 
-    private void runStart() {
+    private void runStart() throws Exception {
         Intent intent = makeIntent();
-        
-        if (intent != null) {
-            System.out.println("Starting: " + intent);
-            try {
-                intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-                // XXX should do something to determine the MIME type.
-                int res = mAm.startActivity(null, intent, intent.getType(),
-                        null, 0, null, null, 0, false, mDebugOption);
-                switch (res) {
-                    case IActivityManager.START_SUCCESS:
-                        break;
-                    case IActivityManager.START_SWITCHES_CANCELED:
-                        System.err.println(
-                                "Warning: Activity not started because the "
-                                + " current activity is being kept for the user.");
-                        break;
-                    case IActivityManager.START_DELIVERED_TO_TOP:
-                        System.err.println(
-                                "Warning: Activity not started, intent has "
-                                + "been delivered to currently running "
-                                + "top-most instance.");
-                        break;
-                    case IActivityManager.START_RETURN_INTENT_TO_CALLER:
-                        System.err.println(
-                                "Warning: Activity not started because intent "
-                                + "should be handled by the caller");
-                        break;
-                    case IActivityManager.START_TASK_TO_FRONT:
-                        System.err.println(
-                                "Warning: Activity not started, its current "
-                                + "task has been brought to the front");
-                        break;
-                    case IActivityManager.START_INTENT_NOT_RESOLVED:
-                        System.err.println(
-                                "Error: Activity not started, unable to "
-                                + "resolve " + intent.toString());
-                        break;
-                    case IActivityManager.START_CLASS_NOT_FOUND:
-                        System.err.println("Error type 3");
-                        System.err.println("Error: Activity class " +
-                                intent.getComponent().toShortString()
-                                + " does not exist.");
-                        break;
-                    case IActivityManager.START_FORWARD_AND_REQUEST_CONFLICT:
-                        System.err.println(
-                                "Error: Activity not started, you requested to "
-                                + "both forward and receive its result");
-                        break;
-                    case IActivityManager.START_PERMISSION_DENIED:
-                        System.err.println(
-                                "Error: Activity not started, you do not "
-                                + "have permission to access it.");
-                        break;
-                    default:
-                        System.err.println(
-                                "Error: Activity not started, unknown error "
-                                + "code " + res);
-                        break;
-                }
-            } catch (RemoteException e) {
-                System.err.println("Error type 1");
+        System.out.println("Starting: " + intent);
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        // XXX should do something to determine the MIME type.
+        int res = mAm.startActivity(null, intent, intent.getType(),
+                null, 0, null, null, 0, false, mDebugOption);
+        switch (res) {
+            case IActivityManager.START_SUCCESS:
+                break;
+            case IActivityManager.START_SWITCHES_CANCELED:
+                System.err.println(
+                        "Warning: Activity not started because the "
+                        + " current activity is being kept for the user.");
+                break;
+            case IActivityManager.START_DELIVERED_TO_TOP:
+                System.err.println(
+                        "Warning: Activity not started, intent has "
+                        + "been delivered to currently running "
+                        + "top-most instance.");
+                break;
+            case IActivityManager.START_RETURN_INTENT_TO_CALLER:
+                System.err.println(
+                        "Warning: Activity not started because intent "
+                        + "should be handled by the caller");
+                break;
+            case IActivityManager.START_TASK_TO_FRONT:
+                System.err.println(
+                        "Warning: Activity not started, its current "
+                        + "task has been brought to the front");
+                break;
+            case IActivityManager.START_INTENT_NOT_RESOLVED:
                 System.err.println(
                         "Error: Activity not started, unable to "
-                        + "call on to activity manager service");
-            }
+                        + "resolve " + intent.toString());
+                break;
+            case IActivityManager.START_CLASS_NOT_FOUND:
+                System.err.println(NO_CLASS_ERROR_CODE);
+                System.err.println("Error: Activity class " +
+                        intent.getComponent().toShortString()
+                        + " does not exist.");
+                break;
+            case IActivityManager.START_FORWARD_AND_REQUEST_CONFLICT:
+                System.err.println(
+                        "Error: Activity not started, you requested to "
+                        + "both forward and receive its result");
+                break;
+            case IActivityManager.START_PERMISSION_DENIED:
+                System.err.println(
+                        "Error: Activity not started, you do not "
+                        + "have permission to access it.");
+                break;
+            default:
+                System.err.println(
+                        "Error: Activity not started, unknown error code " + res);
+                break;
         }
     }
 
-    private void sendBroadcast() {
+    private void sendBroadcast() throws Exception {
         Intent intent = makeIntent();
-        
-        if (intent != null) {
-            System.out.println("Broadcasting: " + intent);
-            try {
-                mAm.broadcastIntent(null, intent, null, null, 0, null, null,
-                        null, true, false);
-            } catch (RemoteException e) {
-            }
-        }
+        IntentReceiver receiver = new IntentReceiver();
+        System.out.println("Broadcasting: " + intent);
+        mAm.broadcastIntent(null, intent, null, receiver, 0, null, null, null, true, false);
+        receiver.waitForFinish();
     }
 
-    private void runInstrument() {
+    private void runInstrument() throws Exception {
         String profileFile = null;
         boolean wait = false;
         boolean rawMode = false;
@@ -283,46 +255,30 @@ public class Am {
         String argKey = null, argValue = null;
         IWindowManager wm = IWindowManager.Stub.asInterface(ServiceManager.getService("window"));
 
-        try {
-            String opt;
-            while ((opt=nextOption()) != null) {
-                if (opt.equals("-p")) {
-                    profileFile = nextOptionData();
-                } else if (opt.equals("-w")) {
-                    wait = true;
-                } else if (opt.equals("-r")) {
-                    rawMode = true;
-                } else if (opt.equals("-e")) {
-                    argKey = nextOptionData();
-                    argValue = nextOptionData();
-                    args.putString(argKey, argValue);
-                } else if (opt.equals("--no_window_animation")) {
-                    no_window_animation = true;
-                } else {
-                    System.err.println("Error: Unknown option: " + opt);
-                    showUsage();
-                    return;
-                }
+        String opt;
+        while ((opt=nextOption()) != null) {
+            if (opt.equals("-p")) {
+                profileFile = nextArgRequired();
+            } else if (opt.equals("-w")) {
+                wait = true;
+            } else if (opt.equals("-r")) {
+                rawMode = true;
+            } else if (opt.equals("-e")) {
+                argKey = nextArgRequired();
+                argValue = nextArgRequired();
+                args.putString(argKey, argValue);
+            } else if (opt.equals("--no_window_animation")) {
+                no_window_animation = true;
+            } else {
+                System.err.println("Error: Unknown option: " + opt);
+                showUsage();
+                return;
             }
-        } catch (RuntimeException ex) {
-            System.err.println("Error: " + ex.toString());
-            showUsage();
-            return;
         }
 
-        String cnArg = nextArg();
-        if (cnArg == null) {
-            System.err.println("Error: No instrumentation component supplied");
-            showUsage();
-            return;
-        }
-        
+        String cnArg = nextArgRequired();
         ComponentName cn = ComponentName.unflattenFromString(cnArg);
-        if (cn == null) {
-            System.err.println("Error: Bad component name: " + cnArg);
-            showUsage();
-            return;
-        }
+        if (cn == null) throw new IllegalArgumentException("Bad component name: " + cnArg);
 
         InstrumentationWatcher watcher = null;
         if (wait) {
@@ -331,22 +287,13 @@ public class Am {
         }
         float[] oldAnims = null;
         if (no_window_animation) {
-            try {
-                oldAnims = wm.getAnimationScales();
-                wm.setAnimationScale(0, 0.0f);
-                wm.setAnimationScale(1, 0.0f);
-            } catch (RemoteException e) {
-            }
+            oldAnims = wm.getAnimationScales();
+            wm.setAnimationScale(0, 0.0f);
+            wm.setAnimationScale(1, 0.0f);
         }
 
-        try {
-            if (!mAm.startInstrumentation(cn, profileFile, 0, args, watcher)) {
-                System.out.println("INSTRUMENTATION_FAILED: " +
-                        cn.flattenToString());
-                showUsage();
-                return;
-            }
-        } catch (RemoteException e) {
+        if (!mAm.startInstrumentation(cn, profileFile, 0, args, watcher)) {
+            throw new AndroidException("INSTRUMENTATION_FAILED: " + cn.flattenToString());
         }
 
         if (watcher != null) {
@@ -356,9 +303,57 @@ public class Am {
         }
 
         if (oldAnims != null) {
+            wm.setAnimationScales(oldAnims);
+        }
+    }
+
+    private void runProfile() throws Exception {
+        String profileFile = null;
+        boolean start = false;
+        String process = nextArgRequired();
+        ParcelFileDescriptor fd = null;
+
+        String cmd = nextArgRequired();
+        if ("start".equals(cmd)) {
+            start = true;
+            profileFile = nextArgRequired();
+            try {
+                fd = ParcelFileDescriptor.open(
+                        new File(profileFile),
+                        ParcelFileDescriptor.MODE_CREATE |
+                        ParcelFileDescriptor.MODE_TRUNCATE |
+                        ParcelFileDescriptor.MODE_READ_WRITE);
+            } catch (FileNotFoundException e) {
+                System.err.println("Error: Unable to open file: " + profileFile);
+                return;
+            }
+        } else if (!"stop".equals(cmd)) {
+            throw new IllegalArgumentException("Profile command " + cmd + " not valid");
+        }
+
+        if (!mAm.profileControl(process, start, profileFile, fd)) {
+            throw new AndroidException("PROFILE FAILED on process " + process);
+        }
+    }
+
+    private class IntentReceiver extends IIntentReceiver.Stub {
+        private boolean mFinished = false;
+
+        public synchronized void performReceive(
+                Intent intent, int rc, String data, Bundle ext, boolean ord) {
+            String line = "Broadcast completed: result=" + rc;
+            if (data != null) line = line + ", data=\"" + data + "\"";
+            if (ext != null) line = line + ", extras: " + ext;
+            System.out.println(line);
+            mFinished = true;
+            notifyAll();
+        }
+
+        public synchronized void waitForFinish() {
             try {
-                wm.setAnimationScales(oldAnims);
-            } catch (RemoteException e) {
+                while (!mFinished) wait();
+            } catch (InterruptedException e) {
+                throw new IllegalStateException(e);
             }
         }
     }
@@ -366,7 +361,7 @@ public class Am {
     private class InstrumentationWatcher extends IInstrumentationWatcher.Stub {
         private boolean mFinished = false;
         private boolean mRawMode = false;
-        
+
         /**
          * Set or reset "raw mode".  In "raw mode", all bundles are dumped.  In "pretty mode", 
          * if a bundle includes Instrumentation.REPORT_KEY_STREAMRESULT, just print that.
@@ -375,7 +370,7 @@ public class Am {
         public void setRawOutput(boolean rawMode) {
             mRawMode = rawMode;
         }
-        
+
         public void instrumentationStatus(ComponentName name, int resultCode, Bundle results) {
             synchronized (this) {
                 // pretty printer mode?
@@ -431,6 +426,7 @@ public class Am {
                         }
                         wait(1000);
                     } catch (InterruptedException e) {
+                        throw new IllegalStateException(e);
                     }
                 }
             }
@@ -438,62 +434,11 @@ public class Am {
         }
     }
 
-    private void runProfile() {
-        String profileFile = null;
-        boolean start = false;
-
-        String process = nextArg();
-        if (process == null) {
-            System.err.println("Error: No profile process supplied");
-            showUsage();
-            return;
-        }
-        
-        ParcelFileDescriptor fd = null;
-        
-        String cmd = nextArg();
-        if ("start".equals(cmd)) {
-            start = true;
-            profileFile = nextArg();
-            if (profileFile == null) {
-                System.err.println("Error: No profile file path supplied");
-                showUsage();
-                return;
-            }
-            try {
-                fd = ParcelFileDescriptor.open(
-                        new File(profileFile),
-                        ParcelFileDescriptor.MODE_CREATE |
-                        ParcelFileDescriptor.MODE_TRUNCATE |
-                        ParcelFileDescriptor.MODE_READ_WRITE);
-            } catch (FileNotFoundException e) {
-                System.err.println("Error: Unable to open file: " + profileFile);
-                return;
-            }
-        } else if (!"stop".equals(cmd)) {
-            System.err.println("Error: Profile command " + cmd + " not valid");
-            showUsage();
-            return;
-        }
-        
-        try {
-            if (!mAm.profileControl(process, start, profileFile, fd)) {
-                System.err.println("PROFILE FAILED on process " + process);
-                return;
-            }
-        } catch (IllegalArgumentException e) {
-            System.out.println("PROFILE FAILED: " + e.getMessage());
-            return;
-        } catch (IllegalStateException e) {
-            System.out.println("PROFILE FAILED: " + e.getMessage());
-            return;
-        } catch (RemoteException e) {
-            System.out.println("PROFILE FAILED: activity manager gone");
-            return;
-        }
-    }
-
     private String nextOption() {
+        if (mCurArgData != null) {
+            String prev = mArgs[mNextArg - 1];
+            throw new IllegalArgumentException("No argument expected after \"" + prev + "\"");
+        }
         if (mNextArg >= mArgs.length) {
             return null;
         }
@@ -518,41 +463,52 @@ public class Am {
         return arg;
     }
 
-    private String nextOptionData() {
+    private String nextArg() {
         if (mCurArgData != null) {
-            return mCurArgData;
-        }
-        if (mNextArg >= mArgs.length) {
+            String arg = mCurArgData;
+            mCurArgData = null;
+            return arg;
+        } else if (mNextArg < mArgs.length) {
+            return mArgs[mNextArg++];
+        } else {
             return null;
         }
-        String data = mArgs[mNextArg];
-        mNextArg++;
-        return data;
     }
 
-    private String nextArg() {
-        if (mNextArg >= mArgs.length) {
-            return null;
+    private String nextArgRequired() {
+        String arg = nextArg();
+        if (arg == null) {
+            String prev = mArgs[mNextArg - 1];
+            throw new IllegalArgumentException("Argument expected after \"" + prev + "\"");
         }
-        String arg = mArgs[mNextArg];
-        mNextArg++;
         return arg;
     }
 
-    private void showUsage() {
-        System.err.println("usage: am [start|broadcast|instrument|profile]");
-        System.err.println("       am start [-D] INTENT");
-        System.err.println("       am broadcast INTENT");
-        System.err.println("       am instrument [-r] [-e <ARG_NAME> <ARG_VALUE>] [-p <PROF_FILE>]");
-        System.err.println("                [-w] <COMPONENT> ");
-        System.err.println("       am profile <PROCESS> [start <PROF_FILE>|stop]");
-        System.err.println("");
-        System.err.println("       INTENT is described with:");
-        System.err.println("                [-a <ACTION>] [-d <DATA_URI>] [-t <MIME_TYPE>]");
-        System.err.println("                [-c <CATEGORY> [-c <CATEGORY>] ...]");
-        System.err.println("                [-e|--es <EXTRA_KEY> <EXTRA_STRING_VALUE> ...]");
-        System.err.println("                [--ez <EXTRA_KEY> <EXTRA_BOOLEAN_VALUE> ...]");
-        System.err.println("                [-e|--ei <EXTRA_KEY> <EXTRA_INT_VALUE> ...]");
-        System.err.println("                [-n <COMPONENT>] [-f <FLAGS>] [<URI>]");
+    private static void showUsage() {
+        System.err.println(
+                "usage: am [subcommand] [options]\n" +
+                "\n" +
+                "    start an Activity: am start [-D] <INTENT>\n" +
+                "        -D: enable debugging\n" +
+                "\n" +
+                "    send a broadcast Intent: am broadcast <INTENT>\n" +
+                "\n" +
+                "    start an Instrumentation: am instrument [flags] <COMPONENT>\n" +
+                "        -r: print raw results (otherwise decode REPORT_KEY_STREAMRESULT)\n" +
+                "        -e <NAME> <VALUE>: set argument <NAME> to <VALUE>\n" +
+                "        -p <FILE>: write profiling data to <FILE>\n" +
+                "        -w: wait for instrumentation to finish before returning\n" +
+                "\n" +
+                "    start profiling: am profile <PROCESS> start <FILE>\n" +
+                "    stop profiling: am profile <PROCESS> stop\n" +
+                "\n" +
+                "    <INTENT> specifications include these flags:\n" +
+                "        [-a <ACTION>] [-d <DATA_URI>] [-t <MIME_TYPE>]\n" +
+                "        [-c <CATEGORY> [-c <CATEGORY>] ...]\n" +
+                "        [-e|--es <EXTRA_KEY> <EXTRA_STRING_VALUE> ...]\n" +
+                "        [--ez <EXTRA_KEY> <EXTRA_BOOLEAN_VALUE> ...]\n" +
+                "        [-e|--ei <EXTRA_KEY> <EXTRA_INT_VALUE> ...]\n" +
+                "        [-n <COMPONENT>] [-f <FLAGS>] [<URI>]\n"
+                );
     }
 }